Demonstration display unit



FIG. 1 is a perspective view of a demonstration display unit showing my new design.

FIG. 2 is a side elevational thereof.

FIG. 3 is an elevational view of the other side thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a rear elevational view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an exploded view of sheet material blanks which are assembled to form the demonstration display unit of FIGS. 1-7.

The dashed lines in FIGS. 1, 7 and 8 represent portions of the unit that form no part of the claimed design or define bounds of the claimed design. The interrupted lines (other than surface shading) on the blanks of FIG. 8 are score lines that form a part of the claimed design. 

The ornamental design for a demonstration display unit, as shown and described. 